📄 axismarkeradvanced.aspx
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<%@ Page Language="VB" Description="dotnetCHARTING Component" %>
<%@ Register TagPrefix="dotnet" Namespace="dotnetCHARTING" Assembly="dotnetCHARTING"%>
<%@ Import Namespace="System.Drawing" %>
<HTML>
<HEAD>
<TITLE>.netCHARTING Sample</TITLE>
<script runat="server">
Sub Page_Load(sender As [Object], e As EventArgs)
Chart.Type = ChartType.Combo 'Horizontal;
Chart.Width = Unit.Parse(600)
Chart.Height = Unit.Parse(350)
Chart.TempDirectory = "temp"
Chart.Debug = True
Chart.DefaultSeries.Type = SeriesType.Spline
Chart.LegendBox.Orientation = dotnetCHARTING.Orientation.Bottom
Chart.LegendBox.Template="%name %icon"
' This sample will demonstrates how to use and attach axis markers to axes and elements.
' *DYNAMIC DATA NOTE*
' This sample uses random data to populate the chart. To populate
' a chart with database data see the following resources:
' - Classic samples folder
' - Help File > Data Tutorials
' - Sample: features/DataEngine.aspx
Dim mySC As SeriesCollection = getRandomData()
' 1. SINGLE VALUES
Dim am1 As New AxisMarker("Marker at 45", New Line(Color.Orange), 45)
Chart.YAxis.Markers.Add(am1)
Dim am2 As New AxisMarker("Text marker at 'Element 0'", New Line(Color.Green), "Element 0")
Chart.XAxis.Markers.Add(am2)
' 2. RANGE MARKERS
Dim am3 As New AxisMarker("20-30", New Background(Color.FromArgb(100, Color.LightGreen)), 20, 30)
Chart.YAxis.Markers.Add(am3)
Dim am4 As New AxisMarker("'Element 1'-'Element 2'", New Background(Color.FromArgb(100, Color.LightBlue)), "Element 1", "Element 2")
am4.Label.LineAlignment = StringAlignment.Near
Chart.XAxis.Markers.Add(am4)
' 3.ELEMENT MARKERS
mySC(0).Elements(3).AxisMarker = New AxisMarker("Attached to element 3", New Line(Color.Blue), 0)
' Add the random data.
Chart.SeriesCollection.Add(mySC)
End Sub 'Page_Load
Function getRandomData() As SeriesCollection
Dim SC As New SeriesCollection()
Dim myR As New Random()
Dim a As Integer
For a = 0 To 3
Dim s As New Series()
s.Name = "Series " + a.ToString()
Dim b As Integer
For b = 0 To 3
Dim e As New Element()
e.Name = "Element " + b.ToString()
'e.YValue = -25 + myR.Next(50);
e.YValue = myR.Next(50)
s.Elements.Add(e)
Next b
SC.Add(s)
Next a
' Set Different Colors for our Series
SC(0).DefaultElement.Color = Color.FromArgb(49, 255, 49)
SC(1).DefaultElement.Color = Color.FromArgb(255, 255, 0)
SC(2).DefaultElement.Color = Color.FromArgb(255, 99, 49)
SC(3).DefaultElement.Color = Color.FromArgb(0, 156, 255)
Return SC
End Function 'getRandomData
</script>
</HEAD>
<BODY>
<DIV align="center">
<dotnet:Chart id="Chart" runat="server" Width="568px" Height="344px">
</dotnet:Chart>
</DIV>
</BODY>
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